Patents by Inventor Mark Molenaar

Mark Molenaar has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Rolling floor for a truck or trailer box
    Patent number: 6200082
    Abstract: A rolling floor for a truck or trailer box for hauling, then unloading objects. The rolling floor for a truck or trailer box includes a floor portion and a pair of wall portions upwardly extending from lateral sides of said floor portion. The floor portion has a plurality of rollers extending thereacross. An endless belt wraps around the floor portion and rests on the rollers of the floor portion. A drive mechanism drives the belt.
    Type: Grant
    Filed: July 23, 1999
    Date of Patent: March 13, 2001
    Inventors: Mark Molenaar, Jay Johnson